.header{
    height: 50px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
}
.header h1{
    font-size: 16px;
    font-weight: 600;
}
.header input{
    width: 90%;
    outline: none;
    border: 0;
    border-bottom: 2px solid red;
    padding: 4px 2px;
    flex: 1;
}
.searchbox{
    flex: 1;
    margin-left: 20px;
    position: relative;
}
.searchbox i{
    position: absolute;
    right: 12%;
    font-size: 15px;
    bottom: 6px;
    color: red;
}

.content{
    width: 100%;
}
.content .header{
    width: 100%;
    position: relative;
    box-shadow: 0 5px 4px 0 rgb(0, 0, 0,0.1);
}
.content .selecter{
    width: 32px;
    height: 10px;
    border-bottom: 2px solid red;
    position: absolute;
    bottom: 0;
    z-index: 1;
    transition: left 0.3s;
}
.content .menu{
    width: 100%;
    overflow: scroll;
    margin-bottom: 40px;
}

.recommend{
    left: 5%;
}
.homeCook{
    left: 32%;
}
.snack{
    left: 60%;
}
.pastry{
    left: 88%;
}